As autism diagnoses become increasingly common, health officials have wondered how many U.S. kids have relatively mild symptoms and how many have more serious symptoms, such as very low IQ and inability to speak.
Study: Milder autism far outpacing ‘profound’ diagnoses
As autism diagnoses become increasingly common, health officials have wondered how many U.S. kids have relatively mild symptoms and how many have more serious symptoms, such as very low IQ and inability to speak.